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 A317255 a(n) = 149836681069944461 + (n-1)*1723457117682300. 0
 149836681069944461, 151560138187626761, 153283595305309061, 155007052422991361, 156730509540673661, 158453966658355961, 160177423776038261, 161900880893720561, 163624338011402861, 165347795129085161, 167071252246767461, 168794709364449761, 170518166482132061 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS The terms for n = 1..26 are prime. As of Jul 25 2018, this is one of the longest known sequences of primes in arithmetic progression. LINKS Jens Kruse Andersen, All known AP24 to AP26. B. Green and T. Tao, The primes contain arbitrarily long arithmetic progressions, Annals of Math. 167 (2008), 481-547. PrimeGrid, AP26 Search. Eric Weisstein's World of Mathematics, Prime Arithmetic Progression. Wikipedia, Primes in arithmetic progression. EXAMPLE a(26) = 149836681069944461 + 25*7725290*223092870 = 192923109012001961 is prime. MAPLE seq(149836681069944461+(n-1)*1723457117682300, n=1..25); MATHEMATICA Table[149836681069944461 + (n - 1) 1723457117682300, {n, 1, 25}] PROG (GAP) List([1..25], n->149836681069944461+(n-1)*1723457117682300); CROSSREFS Cf. A002120, A204189, A260751, A261140, A317163, A317164. Sequence in context: A198801 A317259 A317914 * A261152 A292634 A308287 Adjacent sequences:  A317252 A317253 A317254 * A317256 A317257 A317258 KEYWORD nonn,easy AUTHOR Marco Ripà, Jul 25 2018 STATUS approved

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Last modified January 17 18:14 EST 2020. Contains 330987 sequences. (Running on oeis4.)